compositeunaryfunction.java

来自「bpel执行引擎用来执行bpel业务流程」· Java 代码 · 共 36 行

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.ode.utils.stl;

public class CompositeUnaryFunction<E,V,T> implements UnaryFunction<E,V> {
  private UnaryFunction<T,V> _f;
  private UnaryFunction<E,T> _g;

  public CompositeUnaryFunction(UnaryFunction<T,V> f, UnaryFunction<E,T> g) {
    _f = f;
    _g = g; 
  }

  public V apply(E x) {
    return _f.apply(_g.apply(x));
  }

}